/*
 * jQuery UI Datepicker 1.8.10
 *
 * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT or GPL Version 2 licenses.
 * http://jquery.org/license
 *
 * http://docs.jquery.com/UI/Datepicker
 *
 * Depends:
 *	jquery.ui.core.js
 */
var $targetVal;
var normal_targetVal;                //保存输出文本框的节点
var last_date_arr = new Array();  //保存原始数据
var date_arr = new Array();       //用于维护已选择日期的数组
var $a = $(".ui-datepicker-calendar").find("a");
var passCtrl = true;       			//默认一直为按住Ctrl键
var isedit = false;         				//是否是编辑广告状态，用于是否显示下部修改提交按钮
var ftimes = '';              			//对应数据库中的Ftimes字段
var requestagain = 0;

if (document.getElementsByName("ftimes").length > 0) {
	ftimes = document.getElementsByName("ftimes")[0].value;
}

//获取是否是添加页面
/*
if (document.getElementsByName("add_date_re").length > 0) {
	var isadd = document.getElementById("add_date_re").value;
	if (isadd) {
		isedit = false;
	}
}*/


//从修改页面中获取从数据库中取得的Ftimes的数据
//并且该函数用于另一个JS文件的调用(order_editor_base.js 925行)
function get_ftimes() {
	ftimes = '';
	if (document.getElementsByName("ftimes").length > 0) {
		ftimes = document.getElementsByName("ftimes")[0].value;
	}
}

//以下部分为 jQuery UI Datepicker 1.8.10 源码
(function($, undefined) {

	$.extend($.ui, {
		datepicker : {
			version : "1.8.10"
		}
	});

	var PROP_NAME = 'datepicker';
	var dpuuid = new Date().getTime();

	/* Date picker manager.
	 Use the singleton instance of this class, $.datepicker, to interact with the date picker.
	 Settings for (groups of) date pickers are maintained in an instance object,
	 allowing multiple different settings on the same page. */

	function Datepicker() {
		this.debug = false;
		// Change this to true to start debugging
		this._curInst = null;
		// The current instance in use
		this._keyEvent = false;
		// If the last event was a key event
		this._disabledInputs = [];
		// List of date picker inputs that have been disabled
		this._datepickerShowing = false;
		// True if the popup picker is showing , false if not
		this._inDialog = false;
		// True if showing within a "dialog", false if not
		this._mainDivId = 'ui-datepicker-div';
		// The ID of the main datepicker division
		this._inlineClass = 'ui-datepicker-inline';
		// The name of the inline marker class
		this._appendClass = 'ui-datepicker-append';
		// The name of the append marker class
		this._triggerClass = 'ui-datepicker-trigger';
		// The name of the trigger marker class
		this._dialogClass = 'ui-datepicker-dialog';
		// The name of the dialog marker class
		this._disableClass = 'ui-datepicker-disabled';
		// The name of the disabled covering marker class
		this._unselectableClass = 'ui-datepicker-unselectable';
		// The name of the unselectable cell marker class
		this._currentClass = 'ui-datepicker-current-day';
		// The name of the current day marker class
		this._dayOverClass = 'ui-datepicker-days-cell-over';
		// The name of the day hover marker class
		this.regional = [];
		// Available regional settings, indexed by language code
		this.regional[''] = {// Default regional settings
			closeText : '提交修改', // Display text for close link
			prevText : 'Prev', // Display text for previous month link
			nextText : 'Next', // Display text for next month link
			currentText : '回到今天', // Display text for current month link
			monthNames : ['一月', '二月', '三月', '四月', '五月', '六月', '七月', '八月', '九月', '十月', '十一月', '十二月'], // Names of months for drop-down and formatting
			monthNamesShort : ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'], // For formatting
			dayNames : ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'], // For formatting
			dayNamesShort : ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'], // For formatting
			dayNamesMin : ['Su', 'Mo', 'Tu', 'We', 'Th', 'Fr', 'Sa'], // Column headings for days starting at Sunday
			weekHeader : 'Wk', // Column header for week of the year
			dateFormat : 'yy-mm-dd', // See format options on parseDate
			firstDay : 1, // The first day of the week, Sun = 0, Mon = 1, ...
			isRTL : false, // True if right-to-left language, false if left-to-right
			showMonthAfterYear : false, // True if the year select precedes month, false for month then year
			yearSuffix : '' // Additional text to append to the year in the month headers
		};
		this._defaults = {// Global defaults for all the date picker instances
			passCtrl : true, // 'focus' for popup on focus,
			showOn : 'button', // 'focus' for popup on focus,
			// 'button' for trigger button, or 'both' for either
			showAnim : '', // Name of jQuery animation for popup
			showOptions : {}, // Options for enhanced animations
			defaultDate : null, // Used when field is blank: actual date,
			// +/-number for offset from today, null for today
			appendText : '', // Display text following the input box, e.g. showing the format
			buttonText : '选择时间段', // Text for trigger button
			buttonImage : '', // URL for trigger button image
			buttonImageOnly : false, // True if the image appears alone, false if it appears on a button
			hideIfNoPrevNext : false, // True to hide next/previous month links
			// if not applicable, false to just disable them
			navigationAsDateFormat : false, // True if date formatting applied to prev/today/next links
			gotoCurrent : false, // True if today link goes back to current selection instead
			changeMonth : false, // True if month can be selected directly, false if only prev/next
			changeYear : false, // True if year can be selected directly, false if only prev/next
			yearRange : 'c-10:c+10', // Range of years to display in drop-down,
			// either relative to today's year (-nn:+nn), relative to currently displayed year
			// (c-nn:c+nn), absolute (nnnn:nnnn), or a combination of the above (nnnn:-n)
			showOtherMonths : true, // True to show dates in other months, false to leave blank
			selectOtherMonths : false, // True to allow selection of dates in other months, false for unselectable
			showWeek : false, // True to show week of the year, false to not show it
			calculateWeek : this.iso8601Week, // How to calculate the week of the year,
			// takes a Date and returns the number of the week for it
			shortYearCutoff : '+10', // Short year values < this are in the current century,
			// > this are in the previous century,
			// string value starting with '+' for current year + value
			minDate : null, // The earliest selectable date, or null for no limit
			maxDate : null, // The latest selectable date, or null for no limit
			duration : 'fast', // Duration of display/closure
			beforeShowDay : null, // Function that takes a date and returns an array with
			// [0] = true if selectable, false if not, [1] = custom CSS class name(s) or '',
			// [2] = cell title (optional), e.g. $.datepicker.noWeekends
			beforeShow : null, // Function that takes an input field and
			// returns a set of custom settings for the date picker
			onSelect : null, // Define a callback function when a date is selected
			onChangeMonthYear : null, // Define a callback function when the month or year is changed
			onClose : null, // Define a callback function when the datepicker is closed
			numberOfMonths : 2, // Number of months to show at a time
			showCurrentAtPos : 0, // The position in multipe months at which to show the current month (starting at 0)
			stepMonths : 1, // Number of months to step back/forward
			stepBigMonths : 12, // Number of months to step back/forward for the big links
			altField : '', // Selector for an alternate field to store selected dates into
			altFormat : '', // The date format to use for the alternate field
			constrainInput : true, // The input is constrained by the current date format
			showButtonPanel : isedit, // True to show button panel, false to not show it
			autoSize : false // True to size the input for the date format, false to leave as is
		};
		$.extend(this._defaults, this.regional['']);
		this.dpDiv = $('<div id="' + this._mainDivId + '" class="ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all"></div>');

		$(document).keydown(function(event) {
			if (event.keyCode == 17 || event.keyCode == 16) {
				passCtrl = true;
			}
		}).keyup(function() {
			//passCtrl = false;
		})
	}


	$.extend(Datepicker.prototype, {
		/* Class name added to elements to indicate already configured with a date picker. */
		markerClassName : 'hasDatepicker',

		/* Debug logging (if enabled). */
		log : function() {
			if (this.debug)
				console.log.apply('', arguments);
		},

		// TODO rename to "widget" when switching to widget factory
		_widgetDatepicker : function() {
			return this.dpDiv;
		},

		/* Override the default settings for all instances of the date picker.
		 @param  settings  object - the new settings to use as defaults (anonymous object)
		 @return the manager object */
		setDefaults : function(settings) {
			extendRemove(this._defaults, settings || {});
			return this;
		},

		/* Attach the date picker to a jQuery selection.
		 @param  target    element - the target input field or division or span
		 @param  settings  object - the new settings to use for this date picker instance (anonymous) */
		_attachDatepicker : function(target, settings) {
			// check for settings on the control itself - in namespace 'date:'
			var inlineSettings = null;
			for (var attrName in this._defaults) {
				var attrValue = target.getAttribute('date:' + attrName);
				if (attrValue) {
					inlineSettings = inlineSettings || {};
					try {
						inlineSettings[attrName] = eval(attrValue);
					} catch (err) {
						inlineSettings[attrName] = attrValue;
					}
				}
			}
			var nodeName = target.nodeName.toLowerCase();
			var inline = (nodeName == 'div' || nodeName == 'span');
			if (!target.id) {
				this.uuid += 1;
				target.id = 'dp' + this.uuid;
			}
			var inst = this._newInst($(target), inline);
			inst.settings = $.extend({}, settings || {}, inlineSettings || {});
			if (nodeName == 'input') {
				this._connectDatepicker(target, inst);
			} else if (inline) {
				this._inlineDatepicker(target, inst);
			}
		},

		/* Create a new instance object. */
		_newInst : function(target, inline) {
			var id = target[0].id.replace(/([^A-Za-z0-9_-])/g, '\\\\$1');
			// escape jQuery meta chars
			return {
				id : id,
				input : target, // associated target
				selectedDay : 0,
				selectedMonth : 0,
				selectedYear : 0, // current selection
				drawMonth : 0,
				drawYear : 0, // month being drawn
				inline : inline, // is datepicker inline or not
				dpDiv : (!inline ? this.dpDiv : // presentation div
				$('<div class="' + this._inlineClass + ' ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all"></div>'))
			};
		},

		/* Attach the date picker to an input field. */
		_connectDatepicker : function(target, inst) {
			var input = $(target);
			inst.append = $([]);
			inst.trigger = $([]);
			if (input.hasClass(this.markerClassName))
				return;
			this._attachments(input, inst);
			input.addClass(this.markerClassName).keydown(this._doKeyDown).keypress(this._doKeyPress).keyup(this._doKeyUp).bind("setData.datepicker", function(event, key, value) {
				inst.settings[key] = value;
			}).bind("getData.datepicker", function(event, key) {
				return this._get(inst, key);
			});
			this._autoSize(inst);
			$.data(target, PROP_NAME, inst);
		},

		/* Make attachments based on settings. */
		_attachments : function(input, inst) {
			var appendText = this._get(inst, 'appendText');
			var isRTL = this._get(inst, 'isRTL');
			if (inst.append)
				inst.append.remove();
			if (appendText) {
				inst.append = $('<span class="' + this._appendClass + '">' + appendText + '</span>');
				input[isRTL ? 'before' : 'after'](inst.append);
			}
			input.unbind('focus', this._showDatepicker);
			if (inst.trigger)
				inst.trigger.remove();
			var showOn = this._get(inst, 'showOn');
			if (showOn == 'focus' || showOn == 'both')// pop-up date picker when in the marked field
				//this._showDatepicker();
				input.focus(this._showDatepicker);
			if (showOn == 'button' || showOn == 'both') {// pop-up date picker when button clicked
				var buttonText = this._get(inst, 'buttonText');
				var buttonImage = this._get(inst, 'buttonImage');
				inst.trigger = $(this._get(inst, 'buttonImageOnly') ? $('<img/>').addClass(this._triggerClass).attr({
					src : buttonImage,
					alt : buttonText,
					title : buttonText
				}) : $('<button type="button"></button>').addClass(this._triggerClass).html(buttonImage == '' ? buttonText : $('<img/>').attr({
					src : buttonImage,
					alt : buttonText,
					title : buttonText
				})));
				input[isRTL ? 'before' : 'after'](inst.trigger);
				inst.trigger.click(function() {
					if ($.datepicker._datepickerShowing && $.datepicker._lastInput == input[0])
						$.datepicker._hideDatepicker();
					else
						$.datepicker._showDatepicker(input[0]);
					return false;
				});
			}
		},

		/* Apply the maximum length for the date format. */
		_autoSize : function(inst) {
			if (this._get(inst, 'autoSize') && !inst.inline) {
				var date = new Date(2009, 12 - 1, 20);
				// Ensure double digits
				var dateFormat = this._get(inst, 'dateFormat');
				if (dateFormat.match(/[DM]/)) {
					var findMax = function(names) {
						var max = 0;
						var maxI = 0;
						for (var i = 0; i < names.length; i++) {
							if (names[i].length > max) {
								max = names[i].length;
								maxI = i;
							}
						}
						return maxI;
					};
					date.setMonth(findMax(this._get(inst, (dateFormat.match(/MM/) ? 'monthNames' : 'monthNamesShort'))));
					date.setDate(findMax(this._get(inst, (dateFormat.match(/DD/) ? 'dayNames' : 'dayNamesShort'))) + 20 - date.getDay());
				}
				inst.input.attr('size', this._formatDate(inst, date).length);
			}
		},

		/* Attach an inline date picker to a div. */
		_inlineDatepicker : function(target, inst) {
			var divSpan = $(target);
			if (divSpan.hasClass(this.markerClassName))
				return;
			divSpan.addClass(this.markerClassName).append(inst.dpDiv).bind("setData.datepicker", function(event, key, value) {
				inst.settings[key] = value;
			}).bind("getData.datepicker", function(event, key) {
				return this._get(inst, key);
			});
			$.data(target, PROP_NAME, inst);
			this._setDate(inst, this._getDefaultDate(inst), true);
			this._updateDatepicker(inst);
			this._updateAlternate(inst);
			inst.dpDiv.show();
		},

		/* Pop-up the date picker in a "dialog" box.
		 @param  input     element - ignored
		 @param  date      string or Date - the initial date to display
		 @param  onSelect  function - the function to call when a date is selected
		 @param  settings  object - update the dialog date picker instance's settings (anonymous object)
		 @param  pos       int[2] - coordinates for the dialog's position within the screen or
		 event - with x/y coordinates or
		 leave empty for default (screen centre)
		 @return the manager object */
		_dialogDatepicker : function(input, date, onSelect, settings, pos) {
			var inst = this._dialogInst;
			// internal instance
			if (!inst) {
				this.uuid += 1;
				var id = 'dp' + this.uuid;
				this._dialogInput = $('<input type="text" id="' + id + '" style="position: absolute; top: -100px; width: 0px; z-index: -10;"/>');
				this._dialogInput.keydown(this._doKeyDown);
				$('body').append(this._dialogInput);
				inst = this._dialogInst = this._newInst(this._dialogInput, false);
				inst.settings = {};
				$.data(this._dialogInput[0], PROP_NAME, inst);
			}
			extendRemove(inst.settings, settings || {});
			date = (date && date.constructor == Date ? this._formatDate(inst, date) : date);
			this._dialogInput.val(date);

			this._pos = ( pos ? (pos.length ? pos : [pos.pageX, pos.pageY]) : null);
			if (!this._pos) {
				var browserWidth = document.documentElement.clientWidth;
				var browserHeight = document.documentElement.clientHeight;
				var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft;
				var scrollY = document.documentElement.scrollTop || document.body.scrollTop;
				this._pos = // should use actual width/height below
				[(browserWidth / 2) - 100 + scrollX, (browserHeight / 2) - 150 + scrollY];
			}

			// move input on screen for focus, but hidden behind dialog
			this._dialogInput.css('left', (this._pos[0] + 20) + 'px').css('top', this._pos[1] + 'px');
			inst.settings.onSelect = onSelect;
			this._inDialog = true;
			this.dpDiv.addClass(this._dialogClass);
			this._showDatepicker(this._dialogInput[0]);
			if ($.blockUI)
				$.blockUI(this.dpDiv);
			$.data(this._dialogInput[0], PROP_NAME, inst);
			return this;
		},

		/* Detach a datepicker from its control.
		 @param  target    element - the target input field or division or span */
		_destroyDatepicker : function(target) {
			var $target = $(target);
			var inst = $.data(target, PROP_NAME);
			if (!$target.hasClass(this.markerClassName)) {
				return;
			}
			var nodeName = target.nodeName.toLowerCase();
			$.removeData(target, PROP_NAME);
			if (nodeName == 'input') {
				inst.append.remove();
				inst.trigger.remove();
				$target.removeClass(this.markerClassName).unbind('focus', this._showDatepicker).unbind('keydown', this._doKeyDown).unbind('keypress', this._doKeyPress).unbind('keyup', this._doKeyUp);
			} else if (nodeName == 'div' || nodeName == 'span')
				$target.removeClass(this.markerClassName).empty();
		},

		/* Enable the date picker to a jQuery selection.
		 @param  target    element - the target input field or division or span */
		_enableDatepicker : function(target) {
			var $target = $(target);
			var inst = $.data(target, PROP_NAME);
			if (!$target.hasClass(this.markerClassName)) {
				return;
			}
			var nodeName = target.nodeName.toLowerCase();
			if (nodeName == 'input') {
				target.disabled = false;
				inst.trigger.filter('button').each(function() {
					this.disabled = false;
				}).end().filter('img').css({
					opacity : '1.0',
					cursor : ''
				});
			} else if (nodeName == 'div' || nodeName == 'span') {
				var inline = $target.children('.' + this._inlineClass);
				inline.children().removeClass('ui-state-disabled');
			}
			this._disabledInputs = $.map(this._disabledInputs, function(value) {
				return (value == target ? null : value);
			});
			// delete entry
		},

		/* Disable the date picker to a jQuery selection.
		 @param  target    element - the target input field or division or span */
		_disableDatepicker : function(target) {
			var $target = $(target);
			var inst = $.data(target, PROP_NAME);
			if (!$target.hasClass(this.markerClassName)) {
				return;
			}
			var nodeName = target.nodeName.toLowerCase();
			if (nodeName == 'input') {
				target.disabled = true;
				inst.trigger.filter('button').each(function() {
					this.disabled = true;
				}).end().filter('img').css({
					opacity : '0.5',
					cursor : 'default'
				});
			} else if (nodeName == 'div' || nodeName == 'span') {
				var inline = $target.children('.' + this._inlineClass);
				inline.children().addClass('ui-state-disabled');
			}
			this._disabledInputs = $.map(this._disabledInputs, function(value) {
				return (value == target ? null : value);
			});
			// delete entry
			this._disabledInputs[this._disabledInputs.length] = target;
		},

		/* Is the first field in a jQuery collection disabled as a datepicker?
		 @param  target    element - the target input field or division or span
		 @return boolean - true if disabled, false if enabled */
		_isDisabledDatepicker : function(target) {
			if (!target) {
				return false;
			}
			for (var i = 0; i < this._disabledInputs.length; i++) {
				if (this._disabledInputs[i] == target)
					return true;
			}
			return false;
		},

		/* Retrieve the instance data for the target control.
		 @param  target  element - the target input field or division or span
		 @return  object - the associated instance data
		 @throws  error if a jQuery problem getting data */
		_getInst : function(target) {
			try {
				return $.data(target, PROP_NAME);
			} catch (err) {
				throw 'Missing instance data for this datepicker';
			}
		},

		/* Update or retrieve the settings for a date picker attached to an input field or division.
		 @param  target  element - the target input field or division or span
		 @param  name    object - the new settings to update or
		 string - the name of the setting to change or retrieve,
		 when retrieving also 'all' for all instance settings or
		 'defaults' for all global defaults
		 @param  value   any - the new value for the setting
		 (omit if above is an object or to retrieve a value) */
		_optionDatepicker : function(target, name, value) {
			var inst = this._getInst(target);
			if (arguments.length == 2 && typeof name == 'string') {
				return (name == 'defaults' ? $.extend({}, $.datepicker._defaults) : ( inst ? (name == 'all' ? $.extend({}, inst.settings) : this._get(inst, name)) : null));
			}
			var settings = name || {};
			if ( typeof name == 'string') {
				settings = {};
				settings[name] = value;
			}
			if (inst) {
				if (this._curInst == inst) {
					this._hideDatepicker();
				}
				var date = this._getDateDatepicker(target, true);
				extendRemove(inst.settings, settings);
				this._attachments($(target), inst);
				this._autoSize(inst);
				this._setDateDatepicker(target, date);
				this._updateDatepicker(inst);
			}
		},

		// change method deprecated
		_changeDatepicker : function(target, name, value) {
			this._optionDatepicker(target, name, value);
		},

		/* Redraw the date picker attached to an input field or division.
		 @param  target  element - the target input field or division or span */
		_refreshDatepicker : function(target) {
			var inst = this._getInst(target);
			if (inst) {
				this._updateDatepicker(inst);
			}
		},

		/* Set the dates for a jQuery selection.
		 @param  target   element - the target input field or division or span
		 @param  date     Date - the new date */
		_setDateDatepicker : function(target, date) {
			var inst = this._getInst(target);
			if (inst) {
				this._setDate(inst, date);
				this._updateDatepicker(inst);
				this._updateAlternate(inst);
			}
		},

		/* Get the date(s) for the first entry in a jQuery selection.
		 @param  target     element - the target input field or division or span
		 @param  noDefault  boolean - true if no default date is to be used
		 @return Date - the current date */
		_getDateDatepicker : function(target, noDefault) {
			var inst = this._getInst(target);
			if (inst && !inst.inline)
				this._setDateFromField(inst, noDefault);
			return ( inst ? this._getDate(inst) : null);
		},

		/* Handle keystrokes. */
		_doKeyDown : function(event) {
			var inst = $.datepicker._getInst(event.target);
			var handled = true;
			var isRTL = inst.dpDiv.is('.ui-datepicker-rtl');
			inst._keyEvent = true;
			if ($.datepicker._datepickerShowing)
				switch (event.keyCode) {
					case 9:
						$.datepicker._hideDatepicker();
						handled = false;
						break;
					// hide on tab out
					case 13:
						var sel = $('td.' + $.datepicker._dayOverClass + ':not(.' + $.datepicker._currentClass + ')', inst.dpDiv);
						if (sel[0])
							$.datepicker._selectDay(event.target, inst.selectedMonth, inst.selectedYear, sel[0]);
						else
							$.datepicker._hideDatepicker();
						return false;
						// don't submit the form
						break;
					// select the value on enter
					case 27:
						$.datepicker._hideDatepicker();
						break;
					// hide on escape
					case 33:
						$.datepicker._adjustDate(event.target, (event.ctrlKey ? -$.datepicker._get(inst, 'stepBigMonths') : -$.datepicker._get(inst, 'stepMonths')), 'M');
						break;
					// previous month/year on page up/+ ctrl
					case 34:
						$.datepicker._adjustDate(event.target, (event.ctrlKey ? +$.datepicker._get(inst, 'stepBigMonths') : +$.datepicker._get(inst, 'stepMonths')), 'M');
						break;
					// next month/year on page down/+ ctrl
					case 35:
						if (event.ctrlKey || event.metaKey)
							$.datepicker._clearDate(event.target);
						handled = event.ctrlKey || event.metaKey;
						break;
					// clear on ctrl or command +end
					case 36:
						if (event.ctrlKey || event.metaKey)
							$.datepicker._gotoToday(event.target);
						handled = event.ctrlKey || event.metaKey;
						break;
					// current on ctrl or command +home
					case 37:
						if (event.ctrlKey || event.metaKey)
							$.datepicker._adjustDate(event.target, ( isRTL ? +1 : -1), 'D');
						handled = event.ctrlKey || event.metaKey;
						// -1 day on ctrl or command +left
						if (event.originalEvent.altKey)
							$.datepicker._adjustDate(event.target, (event.ctrlKey ? -$.datepicker._get(inst, 'stepBigMonths') : -$.datepicker._get(inst, 'stepMonths')), 'M');
						// next month/year on alt +left on Mac
						break;
					case 38:
						if (event.ctrlKey || event.metaKey)
							$.datepicker._adjustDate(event.target, -7, 'D');
						handled = event.ctrlKey || event.metaKey;
						break;
					// -1 week on ctrl or command +up
					case 39:
						if (event.ctrlKey || event.metaKey)
							$.datepicker._adjustDate(event.target, ( isRTL ? -1 : +1), 'D');
						handled = event.ctrlKey || event.metaKey;
						// +1 day on ctrl or command +right
						if (event.originalEvent.altKey)
							$.datepicker._adjustDate(event.target, (event.ctrlKey ? +$.datepicker._get(inst, 'stepBigMonths') : +$.datepicker._get(inst, 'stepMonths')), 'M');
						// next month/year on alt +right
						break;
					case 40:
						if (event.ctrlKey || event.metaKey)
							$.datepicker._adjustDate(event.target, +7, 'D');
						handled = event.ctrlKey || event.metaKey;
						break;
					// +1 week on ctrl or command +down
					default:
						handled = false;
				}
			else if (event.keyCode == 36 && event.ctrlKey)// display the date picker on ctrl+home
				$.datepicker._showDatepicker(this);
			else {
				handled = false;
			}
			if (handled) {
				event.preventDefault();
				event.stopPropagation();
			}
		},

		/* Filter entered characters - based on date format. */
		_doKeyPress : function(event) {
			var inst = $.datepicker._getInst(event.target);
			if ($.datepicker._get(inst, 'constrainInput')) {
				var chars = $.datepicker._possibleChars($.datepicker._get(inst, 'dateFormat'));
				var chr = String.fromCharCode(event.charCode == undefined ? event.keyCode : event.charCode);
				return event.ctrlKey || event.metaKey || (chr < ' ' || !chars || chars.indexOf(chr) > -1);
			}
		},

		/* Synchronise manual entry and field/alternate field.
		 *
		 *
		 *
		 *
		 *
		 *
		 *
		 * erek
		 *
		 *
		 *
		 *
		 *
		 *
		 *
		 *************************************
		 */
		_doKeyUp : function(event) {
			//var inst = $.datepicker._getInst(event.target);
			//if (inst.input.val() != inst.lastVal) {
			//	try {
			//		var date = $.datepicker.parseDate($.datepicker._get(inst, 'dateFormat'),
			//			(inst.input ? inst.input.val() : null),
			//			$.datepicker._getFormatConfig(inst));
			//		if (date) { // only if valid
			//			$.datepicker._setDateFromField(inst);
			//			$.datepicker._updateAlternate(inst);
			//			$.datepicker._updateDatepicker(inst);
			//		}
			//	}
			//	catch (event) {
			//		$.datepicker.log(event);
			//	}
			//}
			//return true;
		},

		/* Pop-up the date picker for a given input field.
		 @param  input  element - the input field attached to the date picker or
		 event - if triggered by focus */
		_showDatepicker : function(input) {
			input = input.target || input;
			if (input.nodeName.toLowerCase() != 'input')// find from button/image trigger
				input = $('input', input.parentNode)[0];
			if ($.datepicker._isDisabledDatepicker(input) || $.datepicker._lastInput == input)// already here
				return;
			var inst = $.datepicker._getInst(input);
			if ($.datepicker._curInst && $.datepicker._curInst != inst) {
				$.datepicker._curInst.dpDiv.stop(true, true);
			}
			var beforeShow = $.datepicker._get(inst, 'beforeShow');
			extendRemove(inst.settings, ( beforeShow ? beforeShow.apply(input, [input, inst]) : {}));
			inst.lastVal = null;
			$.datepicker._lastInput = input;
			$.datepicker._setDateFromField(inst);
			if ($.datepicker._inDialog)// hide cursor
				input.value = '';
			if (!$.datepicker._pos) {// position below input
				$.datepicker._pos = $.datepicker._findPos(input);
				$.datepicker._pos[1] += input.offsetHeight;
				// add the height
			}
			var isFixed = false;
			$(input).parents().each(function() {
				isFixed |= $(this).css('position') == 'fixed';
				return !isFixed;
			});
			if (isFixed && $.browser.opera) {// correction for Opera when fixed and scrolled
				$.datepicker._pos[0] -= document.documentElement.scrollLeft;
				$.datepicker._pos[1] -= document.documentElement.scrollTop;
			}
			var offset = {
				left : $.datepicker._pos[0],
				top : $.datepicker._pos[1]
			};
			$.datepicker._pos = null;
			//to avoid flashes on Firefox
			inst.dpDiv.empty();
			// determine sizing offscreen
			inst.dpDiv.css({
				position : 'absolute',
				display : 'block',
				top : '-1000px'
			});
			$.datepicker._updateDatepicker(inst);
			// fix width for dynamic number of date pickers
			// and adjust position before showing
			offset = $.datepicker._checkOffset(inst, offset, isFixed);
			inst.dpDiv.css({
				position : ($.datepicker._inDialog && $.blockUI ? 'static' : ( isFixed ? 'fixed' : 'absolute')),
				display : 'none',
				left : offset.left + 'px',
				top : offset.top + 'px'
			});
			if (!inst.inline) {
				var showAnim = $.datepicker._get(inst, 'showAnim');
				var duration = $.datepicker._get(inst, 'duration');
				var postProcess = function() {
					$.datepicker._datepickerShowing = true;
					var cover = inst.dpDiv.find('iframe.ui-datepicker-cover');
					// IE6- only
					if (!!cover.length) {
						var borders = $.datepicker._getBorders(inst.dpDiv);
						cover.css({
							left : -borders[0],
							top : -borders[1],
							width : inst.dpDiv.outerWidth(),
							height : inst.dpDiv.outerHeight()
						});
					}
				};
				inst.dpDiv.zIndex($(input).zIndex() + 1);
				if ($.effects && $.effects[showAnim])
					inst.dpDiv.show(showAnim, $.datepicker._get(inst, 'showOptions'), duration, postProcess);
				else
					inst.dpDiv[showAnim || 'show'](( showAnim ? duration : null), postProcess);
				if (!showAnim || !duration)
					postProcess();
				if (inst.input.is(':visible') && !inst.input.is(':disabled'))
					inst.input.focus();
				$.datepicker._curInst = inst;
			}
		},

		/* Generate the date picker content. */
		_updateDatepicker : function(inst) {
			var self = this;
			var borders = $.datepicker._getBorders(inst.dpDiv);
			inst.dpDiv.empty().append(this._generateHTML(inst));
			var cover = inst.dpDiv.find('iframe.ui-datepicker-cover');
			// IE6- only
			if (!!cover.length) {//avoid call to outerXXXX() when not in IE6
				cover.css({
					left : -borders[0],
					top : -borders[1],
					width : inst.dpDiv.outerWidth(),
					height : inst.dpDiv.outerHeight()
				})
			}
			inst.dpDiv.find('button, .ui-datepicker-prev, .ui-datepicker-next, .ui-datepicker-calendar td a').bind('mouseout', function() {
				$(this).removeClass('ui-state-hover');
				if (this.className.indexOf('ui-datepicker-prev') != -1)
					$(this).removeClass('ui-datepicker-prev-hover');
				if (this.className.indexOf('ui-datepicker-next') != -1)
					$(this).removeClass('ui-datepicker-next-hover');
			}).bind('mouseover', function() {
				if (!self._isDisabledDatepicker(inst.inline ? inst.dpDiv.parent()[0] : inst.input[0])) {
					$(this).parents('.ui-datepicker-calendar').find('a').removeClass('ui-state-hover');
					$(this).addClass('ui-state-hover');
					if (this.className.indexOf('ui-datepicker-prev') != -1)
						$(this).addClass('ui-datepicker-prev-hover');
					if (this.className.indexOf('ui-datepicker-next') != -1)
						$(this).addClass('ui-datepicker-next-hover');
				}
			}).end().find('.' + this._dayOverClass + ' a').trigger('mouseover').end();
			var numMonths = this._getNumberOfMonths(inst);
			var cols = numMonths[1];
			var width = 17;
			if (cols > 1)
				inst.dpDiv.addClass('ui-datepicker-multi-' + cols).css('width', (width * cols) + 'em');
			else
				inst.dpDiv.removeClass('ui-datepicker-multi-2 ui-datepicker-multi-3 ui-datepicker-multi-4').width('');
			inst.dpDiv[(numMonths[0] != 1 || numMonths[1] != 1 ? 'add' : 'remove') +
			'Class']('ui-datepicker-multi');
			inst.dpDiv[(this._get(inst, 'isRTL') ? 'add' : 'remove') +
			'Class']('ui-datepicker-rtl');
			if (inst == $.datepicker._curInst && $.datepicker._datepickerShowing && inst.input &&
				// #6694 - don't focus the input if it's already focused
				// this breaks the change event in IE
				inst.input.is(':visible') && !inst.input.is(':disabled') && inst.input[0] != document.activeElement)
				inst.input.focus();
			// deffered render of the years select (to avoid flashes on Firefox)
			if (inst.yearshtml) {
				var origyearshtml = inst.yearshtml;
				setTimeout(function() {
					//assure that inst.yearshtml didn't change.
					if (origyearshtml === inst.yearshtml) {
						inst.dpDiv.find('select.ui-datepicker-year:first').replaceWith(inst.yearshtml);
					}
					origyearshtml = inst.yearshtml = null;
				}, 0);
			}
			passCtrl = $.datepicker._get(inst, 'passCtrl');

			$(".ui-datepicker-calendar").find("a").each(function() {
				var action = $(this).attr("action");

				if (date_arr.indexOf(action) >= 0) {
					$(this).css({
						background : "#557D1A",
						color : "white"
					});
					$(this).data("picker", {
						clicked : true
					});
				}
			});
		},

		/* Retrieve the size of left and top borders for an element.
		 @param  elem  (jQuery object) the element of interest
		 @return  (number[2]) the left and top borders */
		_getBorders : function(elem) {
			var convert = function(value) {
				return {thin: 1, medium: 2, thick: 3}[value] || value;
			};
			return [parseFloat(convert(elem.css('border-left-width'))), parseFloat(convert(elem.css('border-top-width')))];
		},

		/* Check positioning to remain on screen. */
		_checkOffset : function(inst, offset, isFixed) {
			var dpWidth = inst.dpDiv.outerWidth();
			var dpHeight = inst.dpDiv.outerHeight();
			var inputWidth = inst.input ? inst.input.outerWidth() : 0;
			var inputHeight = inst.input ? inst.input.outerHeight() : 0;
			var viewWidth = document.documentElement.clientWidth + $(document).scrollLeft();
			var viewHeight = document.documentElement.clientHeight + $(document).scrollTop();

			offset.left -= (this._get(inst, 'isRTL') ? (dpWidth - inputWidth) : 0);
			offset.left -= (isFixed && offset.left == inst.input.offset().left) ? $(document).scrollLeft() : 0;
			offset.top -= (isFixed && offset.top == (inst.input.offset().top + inputHeight)) ? $(document).scrollTop() : 0;

			// now check if datepicker is showing outside window viewport - move to a better place if so.
			offset.left -= Math.min(offset.left, (offset.left + dpWidth > viewWidth && viewWidth > dpWidth) ? Math.abs(offset.left + dpWidth - viewWidth) : 0);
			offset.top -= Math.min(offset.top, (offset.top + dpHeight > viewHeight && viewHeight > dpHeight) ? Math.abs(dpHeight + inputHeight) : 0);

			return offset;
		},

		/* Find an object's position on the screen. */
		_findPos : function(obj) {
			var inst = this._getInst(obj);
			var isRTL = this._get(inst, 'isRTL');
			while (obj && (obj.type == 'hidden' || obj.nodeType != 1 || $.expr.filters.hidden(obj))) {
				obj = obj[ isRTL ? 'previousSibling' : 'nextSibling'];
			}
			var position = $(obj).offset();
			return [position.left, position.top];
		},

		/* Hide the date picker from view.d**
		 ***
		 ***
		 ***
		 ****
		 ***
		 **
		 ****
		 ***
		 ***
		 @param  input  element - the input field attached to the date picker */

		_hideDatepicker : function(input) {
			/*if(passCtrl){
			 return;
			 }*/
			var inst = this._curInst;
			if (!inst || (input && inst != $.data(input, PROP_NAME)))
				return;
			if (this._datepickerShowing) {
				var showAnim = this._get(inst, 'showAnim');
				var duration = this._get(inst, 'duration');
				var postProcess = function() {
					$.datepicker._tidyDialog(inst);
					this._curInst = null;
				};
				if ($.effects && $.effects[showAnim])
					inst.dpDiv.hide(showAnim, $.datepicker._get(inst, 'showOptions'), duration, postProcess);
				else {
					inst.dpDiv[(showAnim == 'slideDown' ? 'slideUp' :
					(showAnim == 'fadeIn' ? 'fadeOut' : 'hide'))](( showAnim ? duration : null), postProcess);
				}
				if (!showAnim)
					postProcess();
				var onClose = this._get(inst, 'onClose');
				if (onClose)
					onClose.apply((inst.input ? inst.input[0] : null), [(inst.input ? inst.input.val() : ''), inst]);
				// trigger custom callback
				this._datepickerShowing = false;
				this._lastInput = null;
				if (this._inDialog) {
					this._dialogInput.css({
						position : 'absolute',
						left : '0',
						top : '-100px'
					});
					if ($.blockUI) {
						$.unblockUI();
						$('body').append(this.dpDiv);
					}
				}
				this._inDialog = false;
			}
		},

		/* Tidy up after a dialog display. */
		_tidyDialog : function(inst) {
			inst.dpDiv.removeClass(this._dialogClass).unbind('.ui-datepicker-calendar');
		},

		/* Close date picker if clicked elsewhere. */
		_checkExternalClick : function(event) {
			if (!$.datepicker._curInst)
				return;
			var $target = $(event.target);
			
			if ($target[0].id != $.datepicker._mainDivId && $target.parents('#' + $.datepicker._mainDivId).length == 0 && !$target.hasClass($.datepicker.markerClassName) && !$target.hasClass($.datepicker._triggerClass) && $.datepicker._datepickerShowing && !($.datepicker._inDialog && $.blockUI))
				{
					if(isedit){
						date_arr = [];
						for(var i=0;i<last_date_arr.length;i++){
							date_arr[i] = last_date_arr[i];
						}
						targetVal = parse_date(date_arr);
						print_datenum();
						$(normal_targetVal).val(targetVal);
					}
					$.datepicker._hideDatepicker();
				}
		},

		/* Adjust one of the date sub-fields. */
		_adjustDate : function(id, offset, period) {
			var target = $(id);
			var inst = this._getInst(target[0]);
			if (this._isDisabledDatepicker(target[0])) {
				return;
			}
			this._adjustInstDate(inst, offset + (period == 'M' ? this._get(inst, 'showCurrentAtPos') : 0), // undo positioning
			period);
			this._updateDatepicker(inst);
		},

		/* Action for current link. */
		_gotoToday : function(id) {
			var target = $(id);
			var inst = this._getInst(target[0]);
			if (this._get(inst, 'gotoCurrent') && inst.currentDay) {
				inst.selectedDay = inst.currentDay;
				inst.drawMonth = inst.selectedMonth = inst.currentMonth;
				inst.drawYear = inst.selectedYear = inst.currentYear;
			} else {
				var date = new Date();
				inst.selectedDay = date.getDate();
				inst.drawMonth = inst.selectedMonth = date.getMonth();
				inst.drawYear = inst.selectedYear = date.getFullYear();
			}
			this._notifyChange(inst);
			this._adjustDate(target);
		},

		/* Action for selecting a new month/year. */
		_selectMonthYear : function(id, select, period) {
			var target = $(id);
			var inst = this._getInst(target[0]);
			inst._selectingMonthYear = false;
			inst['selected' + (period == 'M' ? 'Month' : 'Year')] = inst['draw' + (period == 'M' ? 'Month' : 'Year')] = parseInt(select.options[select.selectedIndex].value, 10);
			this._notifyChange(inst);
			this._adjustDate(target);
		},

		/* Restore input focus after not changing month/year. */
		_clickMonthYear : function(id) {
			var target = $(id);
			var inst = this._getInst(target[0]);
			if (inst.input && inst._selectingMonthYear) {
				setTimeout(function() {
					inst.input.focus();
				}, 0);
			}
			inst._selectingMonthYear = !inst._selectingMonthYear;
		},

		/* Action for selecting a day. */
		_selectDay : function(id, month, year, td) {
			var target = $(id);
			if ($(td).hasClass(this._unselectableClass) || this._isDisabledDatepicker(target[0])) {
				return;
			}
			var inst = this._getInst(target[0]);
			inst.selectedDay = inst.currentDay = $('a', td).html();
			inst.selectedMonth = inst.currentMonth = month;
			inst.selectedYear = inst.currentYear = year;
			this._selectDate(id, this._formatDate(inst, inst.currentDay, inst.currentMonth, inst.currentYear));
		},

		/* Erase the input field and hide the date picker. */
		_clearDate : function(id) {
			var target = $(id);
			var inst = this._getInst(target[0]);
			this._selectDate(target, '');
		},

		/* Update the input field with the selected date. */
		_selectDate : function(id, dateStr) {
			var target = $(id);
			var inst = this._getInst(target[0]);
			dateStr = (dateStr != null ? dateStr : this._formatDate(inst));
			if (inst.input)
				inst.input.val(dateStr);
			this._updateAlternate(inst);
			var onSelect = this._get(inst, 'onSelect');
			if (onSelect)
				onSelect.apply((inst.input ? inst.input[0] : null), [dateStr, inst]);
			// trigger custom callback
			else if (inst.input)
				inst.input.trigger('change');
			// fire the change event
			if (inst.inline)
				this._updateDatepicker(inst);
			else {
				if (passCtrl == false) {
					this._hideDatepicker();
				}

				this._lastInput = inst.input[0];
				if ( typeof (inst.input[0]) != 'object')
					inst.input.focus();
				// restore focus
				this._lastInput = null;
			}
		},

		/* Update any alternate field to synchronise with the main field. */
		_updateAlternate : function(inst) {
			var altField = this._get(inst, 'altField');
			if (altField) {// update alternate field too
				var altFormat = this._get(inst, 'altFormat') || this._get(inst, 'dateFormat');
				var date = this._getDate(inst);
				var dateStr = this.formatDate(altFormat, date, this._getFormatConfig(inst));
				$(altField).each(function() {
					$(this).val(dateStr);
				});
			}
		},

		/* Set as beforeShowDay function to prevent selection of weekends.
		 @param  date  Date - the date to customise
		 @return [boolean, string] - is this date selectable?, what is its CSS class? */
		noWeekends : function(date) {
			var day = date.getDay();
			return [(day > 0 && day < 6), ''];
		},

		/* Set as calculateWeek to determine the week of the year based on the ISO 8601 definition.
		 @param  date  Date - the date to get the week for
		 @return  number - the number of the week within the year that contains this date */
		iso8601Week : function(date) {
			var checkDate = new Date(date.getTime());
			// Find Thursday of this week starting on Monday
			checkDate.setDate(checkDate.getDate() + 4 - (checkDate.getDay() || 7));
			var time = checkDate.getTime();
			checkDate.setMonth(0);
			// Compare with Jan 1
			checkDate.setDate(1);
			return Math.floor(Math.round((time - checkDate) / 86400000) / 7) + 1;
		},

		/* Parse a string value into a date object.
		 See formatDate below for the possible formats.

		 @param  format    string - the expected format of the date
		 @param  value     string - the date in the above format
		 @param  settings  Object - attributes include:
		 shortYearCutoff  number - the cutoff year for determining the century (optional)
		 dayNamesShort    string[7] - abbreviated names of the days from Sunday (optional)
		 dayNames         string[7] - names of the days from Sunday (optional)
		 monthNamesShort  string[12] - abbreviated names of the months (optional)
		 monthNames       string[12] - names of the months (optional)
		 @return  Date - the extracted date value or null if value is blank */
		parseDate : function(format, value, settings) {
			if (format == null || value == null)
				throw 'Invalid arguments';
			value = ( typeof value == 'object' ? value.toString() : value + '');
			if (value == '')
				return null;
			var shortYearCutoff = ( settings ? settings.shortYearCutoff : null) || this._defaults.shortYearCutoff;
			shortYearCutoff = ( typeof shortYearCutoff != 'string' ? shortYearCutoff : new Date().getFullYear() % 100 + parseInt(shortYearCutoff, 10));
			var dayNamesShort = ( settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort;
			var dayNames = ( settings ? settings.dayNames : null) || this._defaults.dayNames;
			var monthNamesShort = ( settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort;
			var monthNames = ( settings ? settings.monthNames : null) || this._defaults.monthNames;
			var year = -1;
			var month = -1;
			var day = -1;
			var doy = -1;
			var literal = false;
			// Check whether a format character is doubled
			var lookAhead = function(match) {
				var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
				if (matches)
					iFormat++;
				return matches;
			};
			// Extract a number from the string value
			var getNumber = function(match) {
				var isDoubled = lookAhead(match);
				var size = (match == '@' ? 14 : (match == '!' ? 20 : (match == 'y' && isDoubled ? 4 : (match == 'o' ? 3 : 2))));
				var digits = new RegExp('^\\d{1,' + size + '}');
				var num = value.substring(iValue).match(digits);
				if (!num)
					throw 'Missing number at position ' + iValue;
				iValue += num[0].length;
				return parseInt(num[0], 10);
			};
			// Extract a name from the string value and convert to an index
			var getName = function(match, shortNames, longNames) {
				var names = (lookAhead(match) ? longNames : shortNames);
				for (var i = 0; i < names.length; i++) {
					if (value.substr(iValue, names[i].length).toLowerCase() == names[i].toLowerCase()) {
						iValue += names[i].length;
						return i + 1;
					}
				}
				throw 'Unknown name at position ' + iValue;
			};
			// Confirm that a literal character matches the string value
			var checkLiteral = function() {
				if (value.charAt(iValue) != format.charAt(iFormat))
					throw 'Unexpected literal at position ' + iValue;
				iValue++;
			};
			var iValue = 0;
			for (var iFormat = 0; iFormat < format.length; iFormat++) {
				if (literal)
					if (format.charAt(iFormat) == "'" && !lookAhead("'"))
						literal = false;
					else
						checkLiteral();
				else
					switch (format.charAt(iFormat)) {
						case 'd':
							day = getNumber('d');
							break;
						case 'D':
							getName('D', dayNamesShort, dayNames);
							break;
						case 'o':
							doy = getNumber('o');
							break;
						case 'm':
							month = getNumber('m');
							break;
						case 'M':
							month = getName('M', monthNamesShort, monthNames);
							break;
						case 'y':
							year = getNumber('y');
							break;
						case '@':
							var date = new Date(getNumber('@'));
							year = date.getFullYear();
							month = date.getMonth() + 1;
							day = date.getDate();
							break;
						case '!':
							var date = new Date((getNumber('!') - this._ticksTo1970) / 10000);
							year = date.getFullYear();
							month = date.getMonth() + 1;
							day = date.getDate();
							break;
						case "'":
							if (lookAhead("'"))
								checkLiteral();
							else
								literal = true;
							break;
						default:
							checkLiteral();
					}
			}
			if (year == -1)
				year = new Date().getFullYear();
			else if (year < 100)
				year += new Date().getFullYear() - new Date().getFullYear() % 100 + (year <= shortYearCutoff ? 0 : -100);
			if (doy > -1) {
				month = 1;
				day = doy;
				do {
					var dim = this._getDaysInMonth(year, month - 1);
					if (day <= dim)
						break;
					month++;
					day -= dim;
				} while (true);
			}
			var date = this._daylightSavingAdjust(new Date(year, month - 1, day));
			if (date.getFullYear() != year || date.getMonth() + 1 != month || date.getDate() != day)
				throw 'Invalid date';
			// E.g. 31/02/*
			return date;
		},

		/* Standard date formats. */
		ATOM : 'yy-mm-dd', // RFC 3339 (ISO 8601)
		COOKIE : 'D, dd M yy',
		ISO_8601 : 'yy-mm-dd',
		RFC_822 : 'D, d M y',
		RFC_850 : 'DD, dd-M-y',
		RFC_1036 : 'D, d M y',
		RFC_1123 : 'D, d M yy',
		RFC_2822 : 'D, d M yy',
		RSS : 'D, d M y', // RFC 822
		TICKS : '!',
		TIMESTAMP : '@',
		W3C : 'yy-mm-dd', // ISO 8601

		_ticksTo1970 : (((1970 - 1) * 365 + Math.floor(1970 / 4) - Math.floor(1970 / 100) + Math.floor(1970 / 400)) * 24 * 60 * 60 * 10000000),

		/* Format a date object into a string value.
		 The format can be combinations of the following:
		 d  - day of month (no leading zero)
		 dd - day of month (two digit)
		 o  - day of year (no leading zeros)
		 oo - day of year (three digit)
		 D  - day name short
		 DD - day name long
		 m  - month of year (no leading zero)
		 mm - month of year (two digit)
		 M  - month name short
		 MM - month name long
		 y  - year (two digit)
		 yy - year (four digit)
		 @ - Unix timestamp (ms since 01/01/1970)
		 ! - Windows ticks (100ns since 01/01/0001)
		 '...' - literal text
		 '' - single quote

		 @param  format    string - the desired format of the date
		 @param  date      Date - the date value to format
		 @param  settings  Object - attributes include:
		 dayNamesShort    string[7] - abbreviated names of the days from Sunday (optional)
		 dayNames         string[7] - names of the days from Sunday (optional)
		 monthNamesShort  string[12] - abbreviated names of the months (optional)
		 monthNames       string[12] - names of the months (optional)
		 @return  string - the date in the above format */
		formatDate : function(format, date, settings) {
			if (!date)
				return '';
			var dayNamesShort = ( settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort;
			var dayNames = ( settings ? settings.dayNames : null) || this._defaults.dayNames;
			var monthNamesShort = ( settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort;
			var monthNames = ( settings ? settings.monthNames : null) || this._defaults.monthNames;
			// Check whether a format character is doubled
			var lookAhead = function(match) {
				var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
				if (matches)
					iFormat++;
				return matches;
			};
			// Format a number, with leading zero if necessary
			var formatNumber = function(match, value, len) {
				var num = '' + value;
				if (lookAhead(match))
					while (num.length < len)
					num = '0' + num;
				return num;
			};
			// Format a name, short or long as requested
			var formatName = function(match, value, shortNames, longNames) {
				return (lookAhead(match) ? longNames[value] : shortNames[value]);
			};
			var output = '';
			var literal = false;
			if (date)
				for (var iFormat = 0; iFormat < format.length; iFormat++) {
					if (literal)
						if (format.charAt(iFormat) == "'" && !lookAhead("'"))
							literal = false;
						else
							output += format.charAt(iFormat);
					else
						switch (format.charAt(iFormat)) {
							case 'd':
								output += formatNumber('d', date.getDate(), 2);
								break;
							case 'D':
								output += formatName('D', date.getDay(), dayNamesShort, dayNames);
								break;
							case 'o':
								output += formatNumber('o', (date.getTime() - new Date(date.getFullYear(), 0, 0).getTime()) / 86400000, 3);
								break;
							case 'm':
								output += formatNumber('m', date.getMonth() + 1, 2);
								break;
							case 'M':
								output += formatName('M', date.getMonth(), monthNamesShort, monthNames);
								break;
							case 'y':
								output += (lookAhead('y') ? date.getFullYear() : (date.getYear() % 100 < 10 ? '0' : '') + date.getYear() % 100);
								break;
							case '@':
								output += date.getTime();
								break;
							case '!':
								output += date.getTime() * 10000 + this._ticksTo1970;
								break;
							case "'":
								if (lookAhead("'"))
									output += "'";
								else
									literal = true;
								break;
							default:
								output += format.charAt(iFormat);
						}
				}
			return output;
		},

		/* Extract all possible characters from the date format. */
		_possibleChars : function(format) {
			var chars = '';
			var literal = false;
			// Check whether a format character is doubled
			var lookAhead = function(match) {
				var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
				if (matches)
					iFormat++;
				return matches;
			};
			for (var iFormat = 0; iFormat < format.length; iFormat++)
				if (literal)
					if (format.charAt(iFormat) == "'" && !lookAhead("'"))
						literal = false;
					else
						chars += format.charAt(iFormat);
				else
					switch (format.charAt(iFormat)) {
						case 'd':
						case 'm':
						case 'y':
						case '@':
							chars += '0123456789';
							break;
						case 'D':
						case 'M':
							return null;
						// Accept anything
						case "'":
							if (lookAhead("'"))
								chars += "'";
							else
								literal = true;
							break;
						default:
							chars += format.charAt(iFormat);
					}
			return chars;
		},

		/* Get a setting value, defaulting if necessary. */
		_get : function(inst, name) {
			return inst.settings[name] !== undefined ? inst.settings[name] : this._defaults[name];
		},

		/* Parse existing date and initialise date picker. */
		_setDateFromField : function(inst, noDefault) {
			if (inst.input.val() == inst.lastVal) {
				return;
			}
			var dateFormat = this._get(inst, 'dateFormat');
			var dates = inst.lastVal = inst.input ? inst.input.val() : null;
			var date, defaultDate;
			date = defaultDate = this._getDefaultDate(inst);
			var settings = this._getFormatConfig(inst);
			try {
				date = this.parseDate(dateFormat, dates, settings) || defaultDate;
			} catch (event) {
				this.log(event);
				dates = ( noDefault ? '' : dates);
			}
			inst.selectedDay = date.getDate();
			inst.drawMonth = inst.selectedMonth = date.getMonth();
			inst.drawYear = inst.selectedYear = date.getFullYear();
			inst.currentDay = ( dates ? date.getDate() : 0);
			inst.currentMonth = ( dates ? date.getMonth() : 0);
			inst.currentYear = ( dates ? date.getFullYear() : 0);
			this._adjustInstDate(inst);
		},

		/* Retrieve the default date shown on opening. */
		_getDefaultDate : function(inst) {
			return this._restrictMinMax(inst, this._determineDate(inst, this._get(inst, 'defaultDate'), new Date()));
		},

		/* A date may be specified as an exact value or a relative one. */
		_determineDate : function(inst, date, defaultDate) {
			var offsetNumeric = function(offset) {
				var date = new Date();
				date.setDate(date.getDate() + offset);
				return date;
			};
			var offsetString = function(offset) {
				try {
					return $.datepicker.parseDate($.datepicker._get(inst, 'dateFormat'), offset, $.datepicker._getFormatConfig(inst));
				} catch (e) {
					// Ignore
				}
				var date = (offset.toLowerCase().match(/^c/) ? $.datepicker._getDate(inst) : null) || new Date();
				var year = date.getFullYear();
				var month = date.getMonth();
				var day = date.getDate();
				var pattern = /([+-]?[0-9]+)\s*(d|D|w|W|m|M|y|Y)?/g;
				var matches = pattern.exec(offset);
				while (matches) {
					switch (matches[2] || 'd') {
						case 'd' :
						case 'D' :
							day += parseInt(matches[1], 10);
							break;
						case 'w' :
						case 'W' :
							day += parseInt(matches[1], 10) * 7;
							break;
						case 'm' :
						case 'M' :
							month += parseInt(matches[1], 10);
							day = Math.min(day, $.datepicker._getDaysInMonth(year, month));
							break;
						case 'y':
						case 'Y' :
							year += parseInt(matches[1], 10);
							day = Math.min(day, $.datepicker._getDaysInMonth(year, month));
							break;
					}
					matches = pattern.exec(offset);
				}
				return new Date(year, month, day);
			};
			var newDate = (date == null || date === '' ? defaultDate : ( typeof date == 'string' ? offsetString(date) : ( typeof date == 'number' ? (isNaN(date) ? defaultDate : offsetNumeric(date)) : new Date(date.getTime()))));
			newDate = (newDate && newDate.toString() == 'Invalid Date' ? defaultDate : newDate);
			if (newDate) {
				newDate.setHours(0);
				newDate.setMinutes(0);
				newDate.setSeconds(0);
				newDate.setMilliseconds(0);
			}
			return this._daylightSavingAdjust(newDate);
		},

		/* Handle switch to/from daylight saving.
		 Hours may be non-zero on daylight saving cut-over:
		 > 12 when midnight changeover, but then cannot generate
		 midnight datetime, so jump to 1AM, otherwise reset.
		 @param  date  (Date) the date to check
		 @return  (Date) the corrected date */
		_daylightSavingAdjust : function(date) {
			if (!date)
				return null;
			date.setHours(date.getHours() > 12 ? date.getHours() + 2 : 0);
			return date;
		},

		/* Set the date(s) directly. */
		_setDate : function(inst, date, noChange) {
			var clear = !date;
			var origMonth = inst.selectedMonth;
			var origYear = inst.selectedYear;
			var newDate = this._restrictMinMax(inst, this._determineDate(inst, date, new Date()));
			inst.selectedDay = inst.currentDay = newDate.getDate();
			inst.drawMonth = inst.selectedMonth = inst.currentMonth = newDate.getMonth();
			inst.drawYear = inst.selectedYear = inst.currentYear = newDate.getFullYear();
			if ((origMonth != inst.selectedMonth || origYear != inst.selectedYear) && !noChange)
				this._notifyChange(inst);
			this._adjustInstDate(inst);
			if (inst.input) {
				inst.input.val( clear ? '' : this._formatDate(inst));
			}
		},

		/* Retrieve the date(s) directly. */
		_getDate : function(inst) {
			var startDate = (!inst.currentYear || (inst.input && inst.input.val() == '') ? null : this._daylightSavingAdjust(new Date(inst.currentYear, inst.currentMonth, inst.currentDay)));
			return startDate;
		},

		/* Generate the HTML for the current state of the date picker. */
		_generateHTML : function(inst) {
			var today = new Date();
			today = this._daylightSavingAdjust(new Date(today.getFullYear(), today.getMonth(), today.getDate()));
			// clear time
			var isRTL = this._get(inst, 'isRTL');
			var showButtonPanel = this._get(inst, 'showButtonPanel');
			var hideIfNoPrevNext = this._get(inst, 'hideIfNoPrevNext');
			var navigationAsDateFormat = this._get(inst, 'navigationAsDateFormat');
			var numMonths = this._getNumberOfMonths(inst);
			var showCurrentAtPos = this._get(inst, 'showCurrentAtPos');
			var stepMonths = this._get(inst, 'stepMonths');
			var isMultiMonth = (numMonths[0] != 1 || numMonths[1] != 1);
			var currentDate = this._daylightSavingAdjust((!inst.currentDay ? new Date(9999, 9, 9) : new Date(inst.currentYear, inst.currentMonth, inst.currentDay)));
			var minDate = this._getMinMaxDate(inst, 'min');
			var maxDate = this._getMinMaxDate(inst, 'max');
			var drawMonth = inst.drawMonth - showCurrentAtPos;
			var drawYear = inst.drawYear;
			if (drawMonth < 0) {
				drawMonth += 12;
				drawYear--;
			}
			if (maxDate) {
				var maxDraw = this._daylightSavingAdjust(new Date(maxDate.getFullYear(), maxDate.getMonth() - (numMonths[0] * numMonths[1]) + 1, maxDate.getDate()));
				maxDraw = (minDate && maxDraw < minDate ? minDate : maxDraw);
				while (this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1)) > maxDraw) {
					drawMonth--;
					if (drawMonth < 0) {
						drawMonth = 11;
						drawYear--;
					}
				}
			}
			inst.drawMonth = drawMonth;
			inst.drawYear = drawYear;
			var prevText = this._get(inst, 'prevText');
			prevText = (!navigationAsDateFormat ? prevText : this.formatDate(prevText, this._daylightSavingAdjust(new Date(drawYear, drawMonth - stepMonths, 1)), this._getFormatConfig(inst)));
			var prev = (this._canAdjustMonth(inst, -1, drawYear, drawMonth) ? '<a class="ui-datepicker-prev ui-corner-all" onclick="DP_jQuery_' + dpuuid + '.datepicker._adjustDate(\'#' + inst.id + '\', -' + stepMonths + ', \'M\');"' + ' title="' + prevText + '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'e' : 'w') + '">' + prevText + '</span></a>' : ( hideIfNoPrevNext ? '' : '<a class="ui-datepicker-prev ui-corner-all ui-state-disabled" title="' + prevText + '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'e' : 'w') + '">' + prevText + '</span></a>'));
			var nextText = this._get(inst, 'nextText');
			nextText = (!navigationAsDateFormat ? nextText : this.formatDate(nextText, this._daylightSavingAdjust(new Date(drawYear, drawMonth + stepMonths, 1)), this._getFormatConfig(inst)));
			var next = (this._canAdjustMonth(inst, +1, drawYear, drawMonth) ? '<a class="ui-datepicker-next ui-corner-all" onclick="DP_jQuery_' + dpuuid + '.datepicker._adjustDate(\'#' + inst.id + '\', +' + stepMonths + ', \'M\');"' + ' title="' + nextText + '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'w' : 'e') + '">' + nextText + '</span></a>' : ( hideIfNoPrevNext ? '' : '<a class="ui-datepicker-next ui-corner-all ui-state-disabled" title="' + nextText + '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'w' : 'e') + '">' + nextText + '</span></a>'));
			var currentText = this._get(inst, 'currentText');
			var gotoDate = (this._get(inst, 'gotoCurrent') && inst.currentDay ? currentDate : today);
			currentText = (!navigationAsDateFormat ? currentText : this.formatDate(currentText, gotoDate, this._getFormatConfig(inst)));
			var controls = (!inst.inline ? '<button type="button" class="ui-datepicker-close ui-state-default ui-priority-primary ui-corner-all" onclick="DP_jQuery_' + dpuuid + '.datepicker._hideDatepicker();modify_date();">' + this._get(inst, 'closeText') + '</button>' : '');
			var buttonPanel = (showButtonPanel) ? '<div class="ui-datepicker-buttonpane ui-widget-content">' + ( isRTL ? controls : '') + (this._isInRange(inst, gotoDate) ? '<button type="button" class="ui-datepicker-current ui-state-default ui-priority-secondary ui-corner-all" onclick="DP_jQuery_' + dpuuid + '.datepicker._gotoToday(\'#' + inst.id + '\');"' + '>' + currentText + '</button>' : '') + ( isRTL ? '' : controls) + '</div>' : '';
			var firstDay = parseInt(this._get(inst, 'firstDay'), 10);
			firstDay = (isNaN(firstDay) ? 0 : firstDay);
			var showWeek = this._get(inst, 'showWeek');
			var dayNames = this._get(inst, 'dayNames');
			var dayNamesShort = this._get(inst, 'dayNamesShort');
			var dayNamesMin = this._get(inst, 'dayNamesMin');
			var monthNames = this._get(inst, 'monthNames');
			var monthNamesShort = this._get(inst, 'monthNamesShort');
			var beforeShowDay = this._get(inst, 'beforeShowDay');
			var showOtherMonths = this._get(inst, 'showOtherMonths');
			var selectOtherMonths = this._get(inst, 'selectOtherMonths');
			var calculateWeek = this._get(inst, 'calculateWeek') || this.iso8601Week;
			var defaultDate = this._getDefaultDate(inst);
			var html = '';
			for (var row = 0; row < numMonths[0]; row++) {
				var group = '';
				for (var col = 0; col < numMonths[1]; col++) {
					var selectedDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, inst.selectedDay));
					var cornerClass = ' ui-corner-all';
					var calender = '';
					if (isMultiMonth) {
						calender += '<div class="ui-datepicker-group';
						if (numMonths[1] > 1)
							switch (col) {
								case 0:
									calender += ' ui-datepicker-group-first';
									cornerClass = ' ui-corner-' + ( isRTL ? 'right' : 'left');
									break;
								case numMonths[1]-1:
									calender += ' ui-datepicker-group-last';
									cornerClass = ' ui-corner-' + ( isRTL ? 'left' : 'right');
									break;
								default:
									calender += ' ui-datepicker-group-middle';
									cornerClass = '';
									break;
							}
						calender += '">';
					}
					calender += '<div class="ui-datepicker-header ui-widget-header ui-helper-clearfix' + cornerClass + '">' + (/all|left/.test(cornerClass) && row == 0 ? ( isRTL ? next : prev) : '') + (/all|right/.test(cornerClass) && row == 0 ? ( isRTL ? prev : next) : '') + this._generateMonthYearHeader(inst, drawMonth, drawYear, minDate, maxDate, row > 0 || col > 0, monthNames, monthNamesShort) + // draw month headers
					'</div><table class="ui-datepicker-calendar"><thead>' + '<tr>';
					var thead = ( showWeek ? '<th class="ui-datepicker-week-col">' + this._get(inst, 'weekHeader') + '</th>' : '');
					for (var dow = 0; dow < 7; dow++) {// days of the week
						var day = (dow + firstDay) % 7;
						thead += '<th' + ((dow + firstDay + 6) % 7 >= 5 ? ' class="ui-datepicker-week-end"' : '') + '>' + '<span title="' + dayNames[day] + '">' + dayNamesMin[day] + '</span></th>';
					}
					calender += thead + '</tr></thead><tbody>';
					var daysInMonth = this._getDaysInMonth(drawYear, drawMonth);
					if (drawYear == inst.selectedYear && drawMonth == inst.selectedMonth)
						inst.selectedDay = Math.min(inst.selectedDay, daysInMonth);
					var leadDays = (this._getFirstDayOfMonth(drawYear, drawMonth) - firstDay + 7) % 7;
					var numRows = ( isMultiMonth ? 6 : Math.ceil((leadDays + daysInMonth) / 7));
					// calculate the number of rows to generate
					var printDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1 - leadDays));
					for (var dRow = 0; dRow < numRows; dRow++) {// create date picker rows
						calender += '<tr>';
						var tbody = (!showWeek ? '' : '<td class="ui-datepicker-week-col">' + this._get(inst, 'calculateWeek')(printDate) + '</td>');
						for (var dow = 0; dow < 7; dow++) {// create date picker days
							var daySettings = ( beforeShowDay ? beforeShowDay.apply((inst.input ? inst.input[0] : null), [printDate]) : [true, '']);
							var otherMonth = (printDate.getMonth() != drawMonth);
							var unselectable = (otherMonth && !selectOtherMonths) || !daySettings[0] || (minDate && printDate < minDate) || (maxDate && printDate > maxDate);
							tbody += '<td class="' + ((dow + firstDay + 6) % 7 >= 5 ? ' ui-datepicker-week-end' : '') + // highlight weekends
							( otherMonth ? ' ui-datepicker-other-month' : '') + // highlight days from other months
							((printDate.getTime() == selectedDate.getTime() && drawMonth == inst.selectedMonth && inst._keyEvent) || // user pressed key
							(defaultDate.getTime() == printDate.getTime() && defaultDate.getTime() == selectedDate.getTime()) ?
							// or defaultDate is current printedDate and defaultDate is selectedDate
							' ' + this._dayOverClass : '') + // highlight selected day
							( unselectable ? ' ' + this._unselectableClass + ' ui-state-disabled' : '') + // highlight unselectable days
							(otherMonth && !showOtherMonths ? '' : ' ' + daySettings[1] + // highlight custom dates
							(printDate.getTime() == currentDate.getTime() ? ' ' + this._currentClass : '') + // highlight selected day
							(printDate.getTime() == today.getTime() ? ' ui-datepicker-today' : '')) + '"' + // highlight today (if different)
							((!otherMonth || showOtherMonths) && daySettings[2] ? ' title="' + daySettings[2] + '"' : '') + // cell title
							( unselectable ? '' : ' onclick="DP_jQuery_' + dpuuid + '.datepicker._selectDay(\'#' + inst.id + '\',' + printDate.getMonth() + ',' + printDate.getFullYear() + ', this);return false;"') + '>' + // actions
							(otherMonth && !showOtherMonths ? '&#xa0;' : // display for other months
							( unselectable ? '<span class="ui-state-default">' + printDate.getDate() + '</span>' : '<a class="ui-state-default' + (printDate.getTime() == today.getTime() ? ' ui-state-highlight' : '') + (printDate.getTime() == currentDate.getTime() ? ' ui-state-active' : '') + // highlight selected day
							( otherMonth ? ' ui-priority-secondary' : '') + // distinguish dates from other months
							'" href="#" action="' + this._formatDate(inst, printDate.getDate(), printDate.getMonth(), printDate.getFullYear()) + '">' + printDate.getDate() + '</a>')) + '</td>';
							// display selectable date
							printDate.setDate(printDate.getDate() + 1);
							printDate = this._daylightSavingAdjust(printDate);
						}
						calender += tbody + '</tr>';
					}
					drawMonth++;
					if (drawMonth > 11) {
						drawMonth = 0;
						drawYear++;
					}
					calender += '</tbody></table>' + ( isMultiMonth ? '</div>' + ((numMonths[0] > 0 && col == numMonths[1] - 1) ? '<div class="ui-datepicker-row-break"></div>' : '') : '');
					group += calender;
				}
				html += group;
			}
			html += buttonPanel + ($.browser.msie && parseInt($.browser.version, 10) < 7 && !inst.inline ? '<iframe src="javascript:false;" class="ui-datepicker-cover" frameborder="0"></iframe>' : '');
			inst._keyEvent = false;
			return html;
		},

		/* Generate the month and year header. */
		_generateMonthYearHeader : function(inst, drawMonth, drawYear, minDate, maxDate, secondary, monthNames, monthNamesShort) {
			var changeMonth = this._get(inst, 'changeMonth');
			var changeYear = this._get(inst, 'changeYear');
			var showMonthAfterYear = this._get(inst, 'showMonthAfterYear');
			var html = '<div class="ui-datepicker-title">';
			var monthHtml = '';
			// month selection
			if (secondary || !changeMonth)
				monthHtml += '<span class="ui-datepicker-month">' + monthNames[drawMonth] + '</span>';
			else {
				var inMinYear = (minDate && minDate.getFullYear() == drawYear);
				var inMaxYear = (maxDate && maxDate.getFullYear() == drawYear);
				monthHtml += '<select class="ui-datepicker-month" ' + 'onchange="DP_jQuery_' + dpuuid + '.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'M\');" ' + 'onclick="DP_jQuery_' + dpuuid + '.datepicker._clickMonthYear(\'#' + inst.id + '\');"' + '>';
				for (var month = 0; month < 12; month++) {
					if ((!inMinYear || month >= minDate.getMonth()) && (!inMaxYear || month <= maxDate.getMonth()))
						monthHtml += '<option value="' + month + '"' + (month == drawMonth ? ' selected="selected"' : '') + '>' + monthNamesShort[month] + '</option>';
				}
				monthHtml += '</select>';
			}
			if (!showMonthAfterYear)
				html += monthHtml + (secondary || !(changeMonth && changeYear) ? '&#xa0;' : '');
			// year selection
			inst.yearshtml = '';
			if (secondary || !changeYear)
				html += '<span class="ui-datepicker-year">' + drawYear + '</span>';
			else {
				// determine range of years to display
				var years = this._get(inst, 'yearRange').split(':');
				var thisYear = new Date().getFullYear();
				var determineYear = function(value) {
					var year = (value.match(/c[+-].*/) ? drawYear + parseInt(value.substring(1), 10) : (value.match(/[+-].*/) ? thisYear + parseInt(value, 10) : parseInt(value, 10)));
					return (isNaN(year) ? thisYear : year);
				};
				var year = determineYear(years[0]);
				var endYear = Math.max(year, determineYear(years[1] || ''));
				year = ( minDate ? Math.max(year, minDate.getFullYear()) : year);
				endYear = ( maxDate ? Math.min(endYear, maxDate.getFullYear()) : endYear);
				inst.yearshtml += '<select class="ui-datepicker-year" ' + 'onchange="DP_jQuery_' + dpuuid + '.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'Y\');" ' + 'onclick="DP_jQuery_' + dpuuid + '.datepicker._clickMonthYear(\'#' + inst.id + '\');"' + '>';
				for (; year <= endYear; year++) {
					inst.yearshtml += '<option value="' + year + '"' + (year == drawYear ? ' selected="selected"' : '') + '>' + year + '</option>';
				}
				inst.yearshtml += '</select>';
				//when showing there is no need for later update
				if (!$.browser.mozilla) {
					html += inst.yearshtml;
					inst.yearshtml = null;
				} else {
					// will be replaced later with inst.yearshtml
					html += '<select class="ui-datepicker-year"><option value="' + drawYear + '" selected="selected">' + drawYear + '</option></select>';
				}
			}
			html += this._get(inst, 'yearSuffix');
			if (showMonthAfterYear)
				html += (secondary || !(changeMonth && changeYear) ? '&#xa0;' : '') + monthHtml;
			html += '</div>';
			// Close datepicker_header
			return html;
		},

		/* Adjust one of the date sub-fields. */
		_adjustInstDate : function(inst, offset, period) {
			var year = inst.drawYear + (period == 'Y' ? offset : 0);
			var month = inst.drawMonth + (period == 'M' ? offset : 0);
			var day = Math.min(inst.selectedDay, this._getDaysInMonth(year, month)) + (period == 'D' ? offset : 0);
			var date = this._restrictMinMax(inst, this._daylightSavingAdjust(new Date(year, month, day)));
			inst.selectedDay = date.getDate();
			inst.drawMonth = inst.selectedMonth = date.getMonth();
			inst.drawYear = inst.selectedYear = date.getFullYear();
			if (period == 'M' || period == 'Y')
				this._notifyChange(inst);
		},

		/* Ensure a date is within any min/max bounds. */
		_restrictMinMax : function(inst, date) {
			var minDate = this._getMinMaxDate(inst, 'min');
			var maxDate = this._getMinMaxDate(inst, 'max');
			var newDate = (minDate && date < minDate ? minDate : date);
			newDate = (maxDate && newDate > maxDate ? maxDate : newDate);
			return newDate;
		},

		/* Notify change of month/year. */
		_notifyChange : function(inst) {
			var onChange = this._get(inst, 'onChangeMonthYear');
			if (onChange)
				onChange.apply((inst.input ? inst.input[0] : null), [inst.selectedYear, inst.selectedMonth + 1, inst]);
		},

		/* Determine the number of months to show. */
		_getNumberOfMonths : function(inst) {
			var numMonths = this._get(inst, 'numberOfMonths');
			return (numMonths == null ? [1, 1] : ( typeof numMonths == 'number' ? [1, numMonths] : numMonths));
		},

		/* Determine the current maximum date - ensure no time components are set. */
		_getMinMaxDate : function(inst, minMax) {
			return this._determineDate(inst, this._get(inst, minMax + 'Date'), null);
		},

		/* Find the number of days in a given month. */
		_getDaysInMonth : function(year, month) {
			return 32 - this._daylightSavingAdjust(new Date(year, month, 32)).getDate();
		},

		/* Find the day of the week of the first of a month. */
		_getFirstDayOfMonth : function(year, month) {
			return new Date(year, month, 1).getDay();
		},

		/* Determines if we should allow a "next/prev" month display change. */
		_canAdjustMonth : function(inst, offset, curYear, curMonth) {
			var numMonths = this._getNumberOfMonths(inst);
			var date = this._daylightSavingAdjust(new Date(curYear, curMonth + (offset < 0 ? offset : numMonths[0] * numMonths[1]), 1));
			if (offset < 0)
				date.setDate(this._getDaysInMonth(date.getFullYear(), date.getMonth()));
			return this._isInRange(inst, date);
		},

		/* Is the given date in the accepted range? */
		_isInRange : function(inst, date) {
			var minDate = this._getMinMaxDate(inst, 'min');
			var maxDate = this._getMinMaxDate(inst, 'max');
			return ((!minDate || date.getTime() >= minDate.getTime()) && (!maxDate || date.getTime() <= maxDate.getTime()));
		},

		/* Provide the configuration settings for formatting/parsing. */
		_getFormatConfig : function(inst) {
			var shortYearCutoff = this._get(inst, 'shortYearCutoff');
			shortYearCutoff = ( typeof shortYearCutoff != 'string' ? shortYearCutoff : new Date().getFullYear() % 100 + parseInt(shortYearCutoff, 10));
			return {
				shortYearCutoff : shortYearCutoff,
				dayNamesShort : this._get(inst, 'dayNamesShort'),
				dayNames : this._get(inst, 'dayNames'),
				monthNamesShort : this._get(inst, 'monthNamesShort'),
				monthNames : this._get(inst, 'monthNames')
			};
		},

		/* Format the given date for display. */
		_formatDate : function(inst, day, month, year) {
			if (!day) {
				inst.currentDay = inst.selectedDay;
				inst.currentMonth = inst.selectedMonth;
				inst.currentYear = inst.selectedYear;
			}
			var date = ( day ? ( typeof day == 'object' ? day : this._daylightSavingAdjust(new Date(year, month, day))) : this._daylightSavingAdjust(new Date(inst.currentYear, inst.currentMonth, inst.currentDay)));
			return this.formatDate(this._get(inst, 'dateFormat'), date, this._getFormatConfig(inst));
		}
	});

	/* jQuery extend now ignores nulls! */
	function extendRemove(target, props) {
		$.extend(target, props);
		for (var name in props)
		if (props[name] == null || props[name] == undefined)
			target[name] = props[name];
		return target;
	};

	/* Determine whether an object is an array. */
	function isArray(a) {
		return (a && (($.browser.safari && typeof a == 'object' && a.length) || (a.constructor && a.constructor.toString().match(/\Array\(\)/))));
	};

	/* Invoke the datepicker functionality.
	 @param  options  string - a command, optionally followed by additional parameters or
	 Object - settings for attaching new datepicker functionality
	 @return  jQuery object */
	$.fn.datepicker = function(options) {

		/* Verify an empty collection wasn't passed - Fixes #6976 */
		if (!this.length) {
			return this;
		}

		/* Initialise the date picker. */
		if (!$.datepicker.initialized) {
			$(document).mousedown($.datepicker._checkExternalClick).find('body').append($.datepicker.dpDiv);
			$.datepicker.initialized = true;
		}

		var otherArgs = Array.prototype.slice.call(arguments, 1);
		if ( typeof options == 'string' && (options == 'isDisabled' || options == 'getDate' || options == 'widget'))
			return $.datepicker['_' + options + 'Datepicker'].apply($.datepicker, [this[0]].concat(otherArgs));
		if (options == 'option' && arguments.length == 2 && typeof arguments[1] == 'string')
			return $.datepicker['_' + options + 'Datepicker'].apply($.datepicker, [this[0]].concat(otherArgs));
		return this.each(function() {
			typeof options == 'string' ? $.datepicker['_' + options + 'Datepicker'].apply($.datepicker, [this].concat(otherArgs)) : $.datepicker._attachDatepicker(this, options);
		});
	};

	$.datepicker = new Datepicker();
	// singleton instance
	$.datepicker.initialized = false;
	$.datepicker.uuid = new Date().getTime();
	$.datepicker.version = "1.8.10";

	// Workaround for #4055
	// Add another global to avoid noConflict issues with inline event handlers
	window['DP_jQuery_' + dpuuid] = $;

})(jQuery);
// jQuery UI Datepicker 1.8.10 源码结束


//以下部分为对其重构，以实现日期多选
$(function() {
	$.fn.datepickerRefactor = function(options) {//datepickerRefactor
		var opts = $.extend({}, $.fn.datepickerRefactor.defaults, options);
		normal_targetVal  = opts.target;
		var $this = $(this);
		//var $input = ""
		var passShift = false;

		var focusCss = {
			background : opts.focusColor,
			color : 'white'
		};
		var blurCss = {
			background : opts.blurColor
		};

		//$this.append($input);
		$("#datepicker_input").datepicker().change(function() {

			var willVal = $("#datepicker_input").val();
			var targetVal = $(opts.target).val();

			//判断是否存在该日期，效率有限，待改进= =#
			if (date_arr.indexOf(willVal) < 0) {
				date_arr.push(willVal);
				targetVal = parse_date(date_arr);
				//$(opts.target).val(willVal);

			} else {
				date_arr.remove(willVal);
				if (date_arr.length > 0) {
					targetVal = parse_date(date_arr);
				} else {
					targetVal = "";
				}
			}
			print_datenum();
			$(opts.target).val(targetVal);
			$targetVal = $(opts.target).val();

		});

		$targetVal = $(opts.target).val();

		//编辑广告位时日期的数据载入

		if (ftimes != '') {
			isedit = true;
			var strs = new Array();
			strs = ftimes.split("|0,");
			for (var j = 0; j < strs.length - 1; j++) {
				var strs2 = new Array();
				strs2 = strs[j].split("|");
				time_begin = datetotimestamp(strs2[0].substr(0, 10));
				time_end = datetotimestamp(strs2[1].substr(0, 10));
				time_slot = (time_end - time_begin) / 86400;
				var time_slot_arr = new Array();
				time_slot_arr[0] = time_begin;
				for (var i = 0; i < time_slot; i++) {
					time_slot_arr[i + 1] = time_begin + (i + 1) * 86400;
				}
				for (var i = 0; i < time_slot_arr.length; i++) {
					var tamp = new Date(time_slot_arr[i] * 1000);
					var tampdate = tamp.format('yyyy-MM-dd');
					if (date_arr.indexOf(tampdate) < 0) {
						date_arr.push(tampdate);
					}
				}
			}
			targetVal = parse_date(date_arr);

			for(var i=0;i<date_arr.length;i++){
					last_date_arr[i] = date_arr[i];
			}
			print_datenum();
			$(opts.target).val(targetVal);
			$targetVal = $(opts.target).val();
		}

		//单击确定按钮
		$("#sel_dates_btn").click(function() {
			var sel_time_begin = document.getElementsByName("sel_time_begin")[0].value;
			//$("#sel_time_begin")[0].value;//$("#sel_time_begin").attr("value");
			var sel_time_end = document.getElementsByName("sel_time_end")[0].value;
			//$("#sel_time_end")[0].value;//$("#sel_time_end").attr("value");
			if (sel_time_begin == 'yyyy-mm-dd' || sel_time_end == 'yyyy-mm-dd') {
				alert('两个时间段不能为空！');
			} else {
				time_begin = datetotimestamp(sel_time_begin);
				time_end = datetotimestamp(sel_time_end);
				if (time_end - time_begin < 0) {
					alert('结束时间必须大于开始时间！');
				}
				time_slot = (time_end - time_begin) / 86400;
				var time_slot_arr = new Array();
				time_slot_arr[0] = time_begin;
				for (var i = 0; i < time_slot; i++) {
					time_slot_arr[i + 1] = time_begin + (i + 1) * 86400;
				}
				for (var i = 0; i < time_slot_arr.length; i++) {
					var tamp = new Date(time_slot_arr[i] * 1000);
					var tampdate = tamp.format('yyyy-MM-dd');
					if (date_arr.indexOf(tampdate) < 0) {
						date_arr.push(tampdate);
					}
				}
				targetVal = parse_date(date_arr);
				print_datenum();
				$(opts.target).val(targetVal);
				$targetVal = $(opts.target).val();
			}

		});

		$this.click(function() {
			$("#datepicker_input").focus();
			//	$("#ui-datepicker-div").attr({style:"position: absolute; top: 1526px; width: 34em; left: 350px; z-index: 1; display: block; "});
		});

		Array.prototype.indexOf = function(val) {
			for (var i = 0; i < this.length; i++) {
				if (this[i] == val)
					return i;
			}
			return -1;
		};
		Array.prototype.remove = function(val) {
			var index = this.indexOf(val);
			if (index > -1) {
				this.splice(index, 1);
			}
		};

		$a.live("click", function() {
			var aa = $(this);
			$targetVal = $(opts.target).val();
			if (isClick(aa)) {
				aa.css(blurCss);
				aa.data("picker", {
					clicked : false
				});
				delVal();
			} else {
				aa.css(focusCss);
				aa.data("picker", {
					clicked : true
				});
			}
		});

		$a.live("mousemove", function() {
			var aa = $(this);
			if (passShift) {
				if (!isClick(aa)) {
					$(this).click();
				}
			}

		});

		//是否按下SHIFT
		$(document).keydown(function(event) {
			//alert(event.keyCode);
			if (event.keyCode == 16) {
				passShift = true;
			}
		}).keyup(function() {
			passShift = false;
		});

		//验证是否选取过
		function isClick(item) {
			var aa = $(item);
			try {
				return aa.data("picker").clicked;
			} catch(ers) {
				aa.data("picker", {
					clicked : false
				});
				return false;
			}
		}

		function delVal() {
			var willVal = $("#datepicker_input").val();
			var targetVal = $(opts.target).val();

			if (targetVal.indexOf(willVal) >= 0) {
				$(opts.target).val(targetVal.replace(willVal + ",", ""));
			}
			$targetVal = $(opts.target).val();
		}

	};
	$.fn.datepickerRefactor.defaults = {
		target : "",
		focusColor : "#557D1A",
		blurColor : "#E6E6E6",
	};
	$.fn.datepickerRefactor.setDefaults = function(settings) {
		$.extend($.fn.datepickerRefactor.defaults, settings);
	};
});
//重构结束


//对日期控件初始化
$(function() {
	$("#datepicker").datepickerRefactor({
		target : "#timelist",
	});

	$("#sel_time_begin").datepicker($.extend({}, $.datepicker.regional["zh-CN"], {
		showOn : "focus",
		numberOfMonths : 1,
		passCtrl : false,
		showButtonPanel : false,
	}));

	$("#sel_time_end").datepicker($.extend({}, $.datepicker.regional["zh-CN"], {
		showOn : "focus",
		numberOfMonths : 1,
		passCtrl : false,
		showButtonPanel : false,
	}));

});

function print_datenum() {
	$('#datenum').html('总天数：<font color="red">' + date_arr.length + '</font>天');
}


//转换为时间戳
function datetotimestamp(datetime) {
	var str = datetime;
	var new_str = str.replace(/:/g, '-');
	new_str = new_str.replace(/ /g, '-');
	var arr = new_str.split("-");
	var datum = new Date(Date.UTC(arr[0], arr[1] - 1, arr[2]));
	return datum.getTime() / 1000;
}

//将日期转化为用于在页面显示的格式
function parse_date(date_arr) {
	var begindate_arr = new Array();
	var enddate_arr = new Array();
	var timestamp_arr = new Array();
	var finaldate_arr = new Array();
	var realdate_arr = new Array();
	//转换为时间戳
	for (var i = 0; i < date_arr.length; i++) {
		var str = date_arr[i];
		var new_str = str.replace(/:/g, '-');
		new_str = new_str.replace(/ /g, '-');
		var arr = new_str.split("-");
		var datum = new Date(Date.UTC(arr[0], arr[1] - 1, arr[2]));
		timestamp_arr[i] = datum.getTime() / 1000;
	}
	//排序并合并日期
	timestamp_arr.sort();
	begindate_arr.push(timestamp_arr[0]);
	if (timestamp_arr.length <= 1) {
		enddate_arr.push(timestamp_arr[0]);
	}
	for (var i = 0; i < timestamp_arr.length - 1; i++) {
		if (timestamp_arr[i + 1] - timestamp_arr[i] > 86400) {
			enddate_arr.push(timestamp_arr[i]);
			begindate_arr.push(timestamp_arr[i + 1]);
		} else {
			if (i + 1 == timestamp_arr.length - 1) {
				enddate_arr.push(timestamp_arr[i + 1]);
			}
		}
	}
	if (begindate_arr.length > enddate_arr.length) {
		enddate_arr.push(begindate_arr[(begindate_arr.length - 1)]);
	}
	var datestring = "";
	var timelist2 = "";
	for (var i = 0; i < begindate_arr.length; i++) {
		var begin = new Date(begindate_arr[i] * 1000);
		var end = new Date(enddate_arr[i] * 1000);
		if (i == 0) {
			$("#Fbegin_date").val(begin.format('yyyy-MM-dd'));
		}
		if (i == begindate_arr.length - 1) {
			$("#Fend_date").val(end.format('yyyy-MM-dd'));
		}
		realdate_arr[i] = begin.format('yyyy-MM-dd') + " ~ " + end.format('yyyy-MM-dd');
		datestring += (realdate_arr[i] + "\r\n");
		timelist2 += (begin.format('yyyy-MM-dd') + " 00:00|" + end.format('yyyy-MM-dd') + " 24:00|0,");
	}
	$("#timelist2").val(timelist2);
	return datestring;
}

/**
 * 时间对象的格式化;
 */
Date.prototype.format = function(format) {
	/*
	 * eg:format="YYYY-MM-dd hh:mm:ss";
	 */
	var o = {
		"M+" : this.getMonth() + 1, // month
		"d+" : this.getDate(), // day
		"h+" : this.getHours(), // hour
		"m+" : this.getMinutes(), // minute
		"s+" : this.getSeconds(), // second
		"q+" : Math.floor((this.getMonth() + 3) / 3), // quarter
		"S" : this.getMilliseconds()
		// millisecond
	}

	if (/(y+)/.test(format)) {
		format = format.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length));
	}

	for (var k in o) {
		if (new RegExp("(" + k + ")").test(format)) {
			format = format.replace(RegExp.$1, RegExp.$1.length == 1 ? o[k] : ("00" + o[k]).substr(("" + o[k]).length));
		}
	}
	return format;
}
//修改日期（POST合并提交，以"#"分隔）
function modify_date() {
	last_date_arr = [];
	for(var i=0;i<date_arr.length;i++){
			last_date_arr[i] = date_arr[i];
	}
	var Forder_id = '';
	if (document.getElementsByName("order_id").length > 0) {
		Forder_id = document.getElementsByName("order_id")[0].value;
	}
	var Fbegin_date = document.getElementsByName("Fbegin_date")[0].value;
	var Fend_date = document.getElementsByName("Fend_date")[0].value;
	var timelist2 = document.getElementsByName("timelist2")[0].value;
	var Ftimes_control = Fbegin_date + "#" + Fend_date + "#" + timelist2;
	if (isedit) {
		$.post("/order/modify", {
			Forder_id : Forder_id,
			field_name : "Ftimes_control",
			field_value : Ftimes_control
		}, function(data) {
			if (data.ret_code == -1) {
				alert(data.ret_msg);
			} else {
				alert("修改广告成功！");
			}
		}, "json");
	}
}

